试验研究了钛铝基合金离子渗碳后的渗层组织结构、渗碳温度和时间对渗层厚度、 表面硬度的影响。

The surface hardness, carburized structure and thickness of the carburized layer on the TiAl-alloy obtained through the different carburization technologies was studied.

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研究了在高温合金K17表面上低压固体粉末包埋（LPPC）渗铝工艺。

The aluminizing process by low press packing cementation(LPPC) on the surface of K17 superalloy was investigated in this paper.

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用渗铝-内氧化技术对纯铜进行了表面弥散硬化处理。

The al concentration distribution in aluminized layer, microstructure and some properties of surface hardening layer were studied.

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